1161254162 has 16 divisors (see below), whose sum is σ = 1770243552. Its totient is φ = 571231680.

The previous prime is 1161254147. The next prime is 1161254219. The reversal of 1161254162 is 2614521611.

It is a super-2 number, since 2×1161254162² = 2697022457524644488, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25493 + ... + 54519.

It is an arithmetic number, because the mean of its divisors is an integer number (110640222).

Almost surely, 2^1161254162 is an apocalyptic number.

1161254162 is a deficient number, since it is larger than the sum of its proper divisors (608989390).

1161254162 is a wasteful number, since it uses less digits than its factorization.

1161254162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29353.

The product of its digits is 2880, while the sum is 29.

The square root of 1161254162 is about 34077.1794900928. The cubic root of 1161254162 is about 1051.0961076672.

Adding to 1161254162 its reverse (2614521611), we get a palindrome (3775775773).

The spelling of 1161254162 in words is "one billion, one hundred sixty-one million, two hundred fifty-four thousand, one hundred sixty-two".